Marissa Casas
NPI 1558736280 · Physician Assistant · Mcallen, TX
Marissa Casas is a Physician Assistant provider in Mcallen, TX (NPI 1558736280).
Provider details
- NPI number
- 1558736280
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 12876 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$450 across 14 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 918 S State Highway 336Edinburg, TX 78539-4084Phone: (956) 627-2021Fax: (956) 435-0022
Registry dates
- Enumerated
- 2015-12-07
- Last updated
- 2020-05-04
- Certified
- 2020-05-04
Frequently asked questions
- What is Marissa Casas's NPI number?
- Marissa Casas's National Provider Identifier (NPI) is 1558736280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Casas's specialty?
- Marissa Casas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marissa Casas located?
- Marissa Casas's practice location on file with NPPES is 6900 N 10th St Ste No4, Mcallen, TX 78504-3198.
- What is Marissa Casas's phone number?
- The practice phone number listed in the NPPES registry for Marissa Casas is (956) 627-5137.
- Is Marissa Casas's NPI active?
- Yes — Marissa Casas's NPI (1558736280) is active in the NPPES registry as of the last update on 2020-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.